Definition of subzero in English:

subzero

adjective

  • 1Below zero on the Fahrenheit scale (–18 Celsius); very cold.

    1. 1.1 Below zero on the Celsius scale; below freezing.
      • ‘In very heavy seas, gales, blizzards and sub-zero temperatures and darkness six people including a girl aged 12 were rescued.’
      • ‘This was the only Borders fixture that beat the heavy frost and sub-zero temperatures that forced the cancellation of every other rugby game in the region yesterday.’
      • ‘He described his 1,200 km walk through the frozen Antarctic as a long, hard slog with biting winds and sub-zero temperatures.’
      • ‘Mont Blanc is just 13 km from Les Droites, the peak on which Andrew doggedly clung to life for five days in sub-zero temperatures after becoming trapped in a storm.’
      • ‘Keeping warm in the sub-zero temperatures of Siberia is a tough enough challenge for anyone.’
      • ‘The national weather service have warned that sub-zero temperatures at night could result in some severe frost and icy roads for tomorrow morning.’
      • ‘The house was still standing but quite chilly in the sub-zero temperatures.’
      • ‘High winds and ice snapped power cables, and sub-zero temperatures and wind gusts hindered the attempts of emergency teams to reconnect them.’
      • ‘And he will train in a freezer at a supermarket depot to get used to sub-zero temperatures he will have to endure.’
      • ‘The battle was fought on a freezing cold Palm Sunday, with soldiers facing blizzards and sub-zero temperatures.’
      • ‘It can feel relatively warm, even in sub-zero temperatures, if the sky is clear and the sun is shining, while a higher temperature can feel relatively cool if accompanied by a biting cold wind.’
      • ‘Due to the sub-zero temperatures, around minus 52C including the wind chill factor, the body burns more calories a day to maintain warmth.’
      • ‘Oh, how we'll laugh about this in November, when we're shivering in sub-zero temperatures and walking through freezing sleet.’
      • ‘Greek troops battled snow storms and rescued 108 train passengers stranded in sub-zero temperatures yesterday, authorities said.’
      • ‘The ice pad will remain frozen via an elaborate pipe system, under the rink's base, which uses a freezing solution to maintain the ice at sub-zero temperatures.’
      • ‘The cold front, which moved in over the province last Friday, has brought with it sub-zero temperatures, snow and rain over many parts of the province.’
      • ‘He never once seemed cold despite the sub-zero temperatures and the icy storm that was tearing the sky down around them.’
      • ‘But in sub-zero temperatures and blizzard conditions they had to retreat beneath canvas for the night and abandon the rescue mission.’
      • ‘Outside the temperatures were sub-zero and the sea was frozen over.’
      • ‘The school's assistant headteacher arrived back from his trip at the end of September after braving sub-zero temperatures, polar bears and rough seas.’
      icy, freezing, bitterly cold, glacial, sub-zero, frozen, wintry
      View synonyms

Pronunciation

subzero

/ˌsəbˈzirō//ˌsəbˈzɪroʊ/